time trial
US /ˈtaɪm ˌtraɪəl/
UK /ˈtaɪm ˌtraɪəl/

1.
contra-relógio, prova de tempo
a race or competition against the clock, in which competitors start at intervals and are timed individually over a set course
:
•
The cyclists prepared for the individual time trial.
Os ciclistas se prepararam para o contra-relógio individual.
•
She set a new record in the downhill time trial.
Ela estabeleceu um novo recorde no contra-relógio de downhill.